Oil pan guard



FIG. 1 is a perspective view of an oil pan guard embodying my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a right end elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left end elevational view thereof; and

FIG. 6 is a front elevational view thereof. 

The ornamental design for an oil pan guard, substantially as shown. 